Kremlin critic Navalny lands in Moscow

Alexei Navalny and his wife Yulia board the plane at Berlin Brandenburg Airport in Germany (Mstyslav Chernov/AP)

The plane carrying Russian opposition leader Alexei Navalny has landed in Moscow, where he faces the threat of arrest.

But the flight landed at a different airport to the one scheduled, a possible attempt to outwit journalists and supporters who wanted to witness the return.